GB/T 27794-2023
ActivePrecast concrete conduits for electric cable
电力电缆用预制混凝土导管
Application Summary AI generated
GB/T 27794-2023 specifies technical requirements, test methods, and quality acceptance criteria for precast concrete conduits used to protect and route electric power cables. It is applied in urban underground power distribution networks, substation cable trenches, and municipal infrastructure projects where durable, fire-resistant, and corrosion-proof cable ducts are needed. The standard ensures structural integrity and dimensional consistency for conduits installed in road crossings, tunnels, and building foundations.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.